Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.04
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index -4.44
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.76
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 3.90

* Based on an €80/tonne carbon price